NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-00-709-8531
Cap Hexagon Head Screw P/N B1821BH044F250N
In stock — 3 on our U.S. shelfNSN 5305-00-709-8531 5305007098531 NIIN 007098531
SECO Parts has 3 in stock of NSN 5305-00-709-8531 — Cap Hexagon Head Screw — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $70–$120 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- SCREW,CAP,HEXAGON HEAD
- SECO description
- SCREW
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 3 |
| Total | 3 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-00-709-8531 007098531 B1821BH044F250N 175-325 MS90726-93 MS90727-93
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Surface treatment document and classification
- Overall Assn STD Single Treatment Response Ast- B633 TY 2 SC 3
- Thread series designator
- UNF
- Thread length
- 1.125–1.313 in
- Head height
- 0.272–0.291 in
- Material document and classification
- Overall Assn STD Single Material Response SAE J429 GR8
- Thread quantity per inch
- 20
- Minimum tensile strength
- Pounds Per Square Inch 150000
- Thread direction
- Right-Hand
- Material
- Overall Steel
- Nondefinitive spec/std data
- Type 2 and Style 10 and Grade 8
- Surface treatment
- Overall Zinc and Chromate
- Thread class
- 2A
- Nominal thread diameter
- Inches 0.438
- Hardness rating
- Overall Rockwell C Minimum 32.0 and Rockwell C Maximum 38.0
- Fastener length
- 2.406–2.500 in
- Width between flats
- 0.612–0.625 in
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
B1821BH044F250N 175-325 MS90726-93 MS90727-93
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 3 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5305-00-709-8531?
NSN 5305-00-709-8531 (5305007098531) — Cap Hexagon Head Screw: SECO Parts has 3 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap hexagon head screw in federal supply class 5305 (Screws).
Is NSN 5305-00-709-8531 available?
SECO Parts has 3 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-00-709-8531 cost?
SECO typically prices parts like NSN 5305-00-709-8531 at $70–$120 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 5305-00-709-8531?
Part numbers that cross-reference this NSN include B1821BH044F250N, 175-325, MS90726-93, MS90727-93. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SCREW,CAP,HEXAGON HEAD. Same name is not the same part: check the part numbers.