NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-01-237-7571
Cap Socket Head Screw P/N M37-AS-420-R12C
In stock — 6400 on our U.S. shelfNSN 5305-01-237-7571 5305012377571 NIIN 012377571
SECO Parts has 6,400 in stock of NSN 5305-01-237-7571 — Cap Socket 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,SOCKET HEAD
- SECO description
- SCREW, MACHINE
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 4400 |
| New | NE | 2000 |
| Total | 6400 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-01-237-7571 012377571 M37-AS-420-R12C 8743912
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
- 0.650 in (nominal)
- Fastener length
- 0.750 in (nominal)
- Head diameter
- 0.473–0.492 in
- Head height
- 0.130–0.144 in
- Locking feature
- Threads Pellet
- Nominal thread diameter
- Inches 0.250
- Thread quantity per inch
- 20
- Material
- Overall Steel
- Material document and classification
- Overall Assn STD All Material Responses SAE Grade 1
- Surface treatment
- Overall Cadmium and Chromate and Zinc
- Surface treatment document and classification
- Overall Fed Spec 1ST Treatment Response QQ--416 TY 2 CL 2 or Assn STD 2ND Treatment Response Ast- B633
- Thread series designator
- Unified National Coarse (UNC)
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
M37-AS-420-R12C 8743912
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 | J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 6,400 on the shelf |
| Unit of issue | PG package |
| 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 5305-01-237-7571?
NSN 5305-01-237-7571 (5305012377571) — Cap Socket Head Screw: SECO Parts has 6,400 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap socket head screw in federal supply class 5305 (Screws).
Is NSN 5305-01-237-7571 available?
SECO Parts has 6400 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-01-237-7571 cost?
SECO quotes NSN 5305-01-237-7571 on request, usually the same business day.
What part numbers cross-reference to NSN 5305-01-237-7571?
Part numbers that cross-reference this NSN include M37-AS-420-R12C, 8743912. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SCREW,CAP,SOCKET HEAD. Same name is not the same part: check the part numbers.