NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-00-045-1988
Cap Hexagon Head Screw P/N 1A3375
In stock — 254 on our U.S. shelfNSN 5305-00-045-1988 5305000451988 NIIN 000451988
SECO Parts has 254 in stock of NSN 5305-00-045-1988 — Cap Hexagon Head Screw — on our own shelf in Augusta, GA: a stocking supplier, not a broker.
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, CAP
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 254 |
| Total | 254 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-00-045-1988 000451988 1A3375 R473 W1007-20HTCA MS90725-87 B10-47462 181139 1C720J 69869 800-1072 L6497-52
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
- Thread class
- 2A
- Thread direction
- Right-Hand
- Thread length
- 1.250 in maximum
- Fastener length
- 1.250 in (nominal)
- Head height
- 0.272–0.291 in
- Width between flats
- 0.612–0.625 in
- Nominal thread diameter
- Inches 0.438
- Thread quantity per inch
- 14
- Minimum tensile strength
- Pounds Per Square Inch 120000
- Hardness rating
- Overall Rockwell C Minimum 23.0 and Rockwell C Maximum 32.0
- Minimum yield strength
- Pounds Per Square Inch 85000
- Material
- Overall Steel
- Material document and classification
- Overall Assn STD Single Material Response SAE GR 5
- Surface treatment
- Overall Cadmium and Chromate
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416,TY2 CL 2
- Thread series designator
- Unified National Coarse (UNC)
- Nondefinitive spec/std data
- Type 2 and Style 10
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
1A3375 R473 W1007-20HTCA MS90725-87 B10-47462 181139 1C720J 69869 800-1072 L6497-52 W100711-4HTCA 70009-87 251539 S204
Also referenced as
RE20-106
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| 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 5305-00-045-1988?
NSN 5305-00-045-1988 (5305000451988) — Cap Hexagon Head Screw: SECO Parts has 254 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 5305-00-045-1988 available?
SECO Parts has 254 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-00-045-1988 cost?
SECO quotes NSN 5305-00-045-1988 on request, usually the same business day.
What part numbers cross-reference to NSN 5305-00-045-1988?
Part numbers that cross-reference this NSN include 1A3375, R473, W1007-20HTCA, MS90725-87, B10-47462, 181139, 1C720J, 69869. It is also referenced by older, superseded or advisory numbers: RE20-106. 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.